208232605

素因数分解:

$5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{4271}}^1$

素因数の和:4489

約数の個数: 24

約数和(自身を含む): 292204800

約数和(自身を除く): 83972195

約数列:

[1, 5, 7, 35, 49, 199, 245, 995, 1393, 4271, 6965, 9751, 21355, 29897, 48755, 149485, 209279, 849929, 1046395, 4249645, 5949503, 29747515, 41646521, 208232605]

約数ペア:

[(1, 208232605), (5, 41646521), (7, 29747515), (35, 5949503), (49, 4249645), (199, 1046395), (245, 849929), (995, 209279), (1393, 149485), (4271, 48755), (6965, 29897), (9751, 21355)]